Nextant Aerospace has been awarded several new supplemental type certificates for the 400XT, including STCs for the Rockwell Collins Venue in-flight entertainment system and the Aircell Axxess cabin communication system featuring high-speed wireless Internet connectivity and dual-channel satellite phone service. Nextant also received STCs for additional avionics options, many of which help to pave the way for final certification by the EASA. They include the Class A terrain awareness and warning systems and the wide area augmentation system/localizer performance with vertical guidance navigational aid.